*{
    margin: 0;
    padding: 0;
}
body{
    margin-top: 80px!important;
}
ul{
    list-style-type: none !important;
}

ul.navbar-right {
    margin-right: 0;
}

.search-form {
    display: flex;
    width: 100% !important;
    margin-left: 0 !important;
}

.search-form .form-group {
    width: 100%;
}

.search-form button[type='submit'] {
    background: none;
    border: none;
    margin-left: -3em;
    color: #aaaaaa;
}

div.footer {
    margin-top: 3em;
    background-color: #eeeeee;
    color: #555555;
}

div.website-info {
    text-align: center;
    padding-top: 2em;
    padding-bottom: 1.5em;
}

div.website-info p {
    margin-bottom: 0;
}

.page-bottom {
    position: absolute; /*或者fixed */
    bottom: 0;
    width: 100%;
}

.unread-count {
    background-color: #d9534f !important;
}